These entries are queried from radb.net using whois, you can try my project getting these.
:AS39463 route: 81.25.52.0/24 descr: JSC Lan-Telecom origin: AS39463 mnt-by: LAN-TELECOM-MNT created: 2010-02-17T22:32:12Z last-modified: 2010-02-17T22:32:12Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 81.25.53.0/25 descr: JSC Lan-Telecom origin: AS39463 mnt-by: LAN-TELECOM-MNT created: 2010-02-17T22:33:01Z last-modified: 2010-02-17T22:33:01Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source